40% of people who are rejected in romantic love slip into clinical depression.
72
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Two in five people in the world marry their first love.
270
Parents receive 1 out of every 5 Valentines.
20